Drillco 350N Series Nitro 15 Piece High-Speed Steel Mechanics Length Drill Bit Set Black and Gold Oxide Finish Round with Flats Shank Spiral Flute 135 Degrees Split Point 1/16 – 1/2 in 1/32 increments
High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistanceGold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; perfo
Category: BISS
- High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
- Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
- These round shank tools have flats ground onto three sides to reduce slippage of the bit when used in drill chucks
- When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
- 15 screw machine length drill bits ranging in size from 1/16″ to 1/2″ in 1/32″ increments
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